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000
FZUS61 KBUF 221957
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
357 PM EDT WED MAY 22 2013

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A BROAD 29.7 INCH LOW PRESSURE SYSTEM CENTERED OVER
LOWER MICHIGAN WILL DRIFT EAST ACROSS THE EASTERN GREAT LAKES
TONIGHT. THE COMPLEX STORM SYSTEM WILL SLOWLY MOVE ACROSS THE
SAINT LAWRENCE VALLEY THURSDAY...THEN WILL EVENTUALLY STALL OFF
THE COAST OF MAINE FRIDAY AND SATURDAY. THE STORM CENTER WILL
ROTATE NORTH TO THE CANADIAN MARITIMES ON SUNDAY WHILE A LARGE
30.3 INCH HIGH WILL BE CENTERED OVER THE GREAT LAKES.

LOZ062-230315-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
357 PM EDT WED MAY 22 2013

.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST. SHOWERS
AND THUNDERSTORMS LIKELY THIS EVENING...THEN A CHANCE OF SHOWERS
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
.THURSDAY...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST 15 TO 20
KNOTS. A CHANCE OF SHOWERS THROUGH EARLY AFTERNOON...THEN SHOWERS
LATE. WAVES 1 TO 2 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS BECOMING NORTH.
SHOWERS. WAVES 2 TO 3 FEET.
.FRIDAY...NORTH WINDS 15 TO 20 KNOTS BECOMING NORTHWEST. SHOWERS
LIKELY IN THE MORNING...THEN A CHANCE OF SHOWERS IN THE
AFTERNOON. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET.
.FRIDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10
TO 15 KNOTS. WAVES 1 TO 3 FEET.
.SATURDAY...NORTHWEST WINDS 5 TO 15 KNOTS. WAVES 2 FEET OR LESS.
.SUNDAY...NORTHWEST WINDS 5 TO 15 KNOTS. WAVES 2 FEET OR LESS.
.MONDAY...WEST WINDS 10 KNOTS OR LESS. WAVES 1 FOOT OR LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ063>065-230315-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
357 PM EDT WED MAY 22 2013

...SEVERE THUNDERSTORM WATCH 212 IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

.TONIGHT...SOUTHEAST WINDS LESS THAN 10 KNOTS BECOMING SOUTH 10
TO 15 KNOTS. SHOWERS AND THUNDERSTORMS THIS EVENING...THEN SHOWERS
AND THUNDERSTORMS LIKELY AFTER MIDNIGHT. SHOWERS LIKELY WITH A
CHANCE OF THUNDERSTORMS LATE. SOME THUNDERSTORMS MAY BE SEVERE
WITH STRONG WINDS...LARGE HAIL AND FREQUENT LIGHTNING THIS
EVENING. WAVES 1 FOOT OR LESS.
.THURSDAY...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST. SHOWERS
LIKELY IN THE MORNING...THEN SHOWERS WITH A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. WAVES 2 FEET OR LESS.
.THURSDAY NIGHT...WEST WINDS 10 TO 15 KNOTS BECOMING NORTH 15 TO
20 KNOTS. SHOWERS. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET.
.FRIDAY...NORTH WINDS 15 TO 20 KNOTS BECOMING NORTHWEST 10 TO 15
KNOTS. SHOWERS. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET.
.FRIDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS BECOMING NORTH. A
CHANCE OF SHOWERS IN THE EVENING. WAVES 1 TO 3 FEET.
.SATURDAY...NORTH WINDS 10 TO 15 KNOTS BECOMING NORTHWEST 15 TO
20 KNOTS. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET.
.SUNDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST. WAVES 2 TO
4 FEET SUBSIDING TO 1 TO 3 FEET.
.MONDAY...WEST WINDS 10 KNOTS OR LESS. WAVES 1 FOOT OR LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ061-230315-
MAFOR 2221/
ONTARIO WEST 1/2...SEVERE THUNDERSTORM WATCH IN EFFECT...12409
11519 14510 11616. A CHANCE OF SHOWERS OVERNIGHT AND THURSDAY
MORNING. WAVES 2 FEET OR LESS.

ONTARIO EAST 1/2...SEVERE THUNDERSTORM WATCH IN EFFECT...11309
11409 11419 11400 11410 12510 11616. A CHANCE OF SHOWERS EARLY
THIS EVENING. A CHANCE OF SHOWERS IN THE MORNING...THEN A CHANCE
OF THUNDERSTORMS THURSDAY AFTERNOON. WAVES 2 FEET OR LESS.

$$

THOMAS/TMA